1 files changed, 126 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteHostInfo.py b/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteHostInfo.py
new file mode 100644
index 000000000000..5089ee85773f
--- /dev/null
+++ b/packages/Python/lldbsuite/test/tools/lldb-server/TestGdbRemoteHostInfo.py
@@ -0,0 +1,126 @@
+from __future__ import print_function
+
+# lldb test suite imports
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import TestBase
+
+# gdb-remote-specific imports
+import lldbgdbserverutils
+from gdbremote_testcase import GdbRemoteTestCaseBase
+
+
+class TestGdbRemoteHostInfo(GdbRemoteTestCaseBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    KNOWN_HOST_INFO_KEYS = set([
+        "cputype",
+        "cpusubtype",
+        "distribution_id",
+        "endian",
+        "hostname",
+        "ostype",
+        "os_build",
+        "os_kernel",
+        "os_version",
+        "ptrsize",
+        "triple",
+        "vendor",
+        "watchpoint_exceptions_received",
+        "default_packet_timeout",
+    ])
+
+    DARWIN_REQUIRED_HOST_INFO_KEYS = set([
+        "cputype",
+        "cpusubtype",
+        "endian",
+        "ostype",
+        "ptrsize",
+        "vendor",
+        "watchpoint_exceptions_received"
+    ])
+
+    def add_host_info_collection_packets(self):
+        self.test_sequence.add_log_lines(
+            ["read packet: $qHostInfo#9b",
+             {"direction": "send", "regex": r"^\$(.+)#[0-9a-fA-F]{2}$",
+              "capture": {1: "host_info_raw"}}],
+            True)
+
+    def parse_host_info_response(self, context):
+        # Ensure we have a host info response.
+        self.assertIsNotNone(context)
+        host_info_raw = context.get("host_info_raw")
+        self.assertIsNotNone(host_info_raw)
+
+        # Pull out key:value; pairs.
+        host_info_dict = {match.group(1): match.group(2)
+                          for match in re.finditer(r"([^:]+):([^;]+);",
+                                                   host_info_raw)}
+
+        import pprint
+        print("\nqHostInfo response:")
+        pprint.pprint(host_info_dict)
+
+        # Validate keys are known.
+        for (key, val) in list(host_info_dict.items()):
+            self.assertTrue(key in self.KNOWN_HOST_INFO_KEYS,
+                            "unknown qHostInfo key: " + key)
+            self.assertIsNotNone(val)
+
+        # Return the key:val pairs.
+        return host_info_dict
+
+    def get_qHostInfo_response(self):
+        # Launch the debug monitor stub, attaching to the inferior.
+        server = self.connect_to_debug_monitor()
+        self.assertIsNotNone(server)
+        self.add_no_ack_remote_stream()
+
+        # Request qHostInfo and get response
+        self.add_host_info_collection_packets()
+        context = self.expect_gdbremote_sequence()
+        self.assertIsNotNone(context)
+
+        # Parse qHostInfo response.
+        host_info = self.parse_host_info_response(context)
+        self.assertIsNotNone(host_info)
+        self.assertGreater(len(host_info), 0, "qHostInfo should have returned "
+                           "at least one key:val pair.")
+        return host_info
+
+    def validate_darwin_minimum_host_info_keys(self, host_info_dict):
+        self.assertIsNotNone(host_info_dict)
+        missing_keys = [key for key in self.DARWIN_REQUIRED_HOST_INFO_KEYS
+                        if key not in host_info_dict]
+        self.assertEquals(0, len(missing_keys),
+                          "qHostInfo is missing the following required "
+                          "keys: " + str(missing_keys))
+
+    @debugserver_test
+    def test_qHostInfo_returns_at_least_one_key_val_pair_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        self.get_qHostInfo_response()
+
+    @llgs_test
+    def test_qHostInfo_returns_at_least_one_key_val_pair_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        self.get_qHostInfo_response()
+
+    @skipUnlessDarwin
+    @debugserver_test
+    def test_qHostInfo_contains_darwin_required_keys_debugserver(self):
+        self.init_debugserver_test()
+        self.build()
+        host_info_dict = self.get_qHostInfo_response()
+        self.validate_darwin_minimum_host_info_keys(host_info_dict)
+
+    @skipUnlessDarwin
+    @llgs_test
+    def test_qHostInfo_contains_darwin_required_keys_llgs(self):
+        self.init_llgs_test()
+        self.build()
+        host_info_dict = self.get_qHostInfo_response()
+        self.validate_darwin_minimum_host_info_keys(host_info_dict)